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C#使用GZipStream解壓縮數(shù)據(jù)文件的方法_C#教程_腳本之家
Filestream destinationfile = File.Create(outputfilename); GZipStream compressionstream =newGZipStream(sourcefile, CompressionMode.Decompress); intsourcebyte = compressionstream.ReadByte(); while(sourcebyte != -1) { destinationfile.WriteByte((byte)sourcebyte); sourcebyte = compressionstream.ReadByte(); } 希望本文所述對(duì)大家的C#程序設(shè)計(jì)有所幫助。
www.dbjr.com.cn/article/639...htm 2025-5-30
C#使用GZipStream實(shí)現(xiàn)文件的壓縮與解壓_C#教程_腳本之家
using (GZipStream gz = new GZipStream(fr, CompressionMode.Decompress)) { using (FileStream fw = File.OpenWrite("d:\\test2.txt")) { byte[] by = new byte[1024 * 1024]; int r = gz.Read(by, 0, by.Length); while (r > 0) { fw.Write(by, 0, r); r = gz.Read(by, 0, r...
www.dbjr.com.cn/article/1491...htm 2025-6-8
C#實(shí)現(xiàn)GZip壓縮和解壓縮入門實(shí)例_C#教程_腳本之家
寫(xiě)入的數(shù)據(jù)會(huì)被壓縮后寫(xiě)入到傳入的Stream中,讀取的數(shù)據(jù)也是解壓后的數(shù)據(jù),可以直接寫(xiě)入到一個(gè)新的流中。 復(fù)制代碼代碼如下: byte[] cbytes = null; //壓縮 using (MemoryStream cms = new MemoryStream()) { using (System.IO.Compression.GZipStream gzip = new System.IO.Compression.GZipStream(cms,System....
www.dbjr.com.cn/article/489...htm 2025-6-3
用.NET 2.0壓縮/解壓功能處理大型數(shù)據(jù)_實(shí)用技巧_腳本之家
zipStream = New GZipStream(ms, CompressionMode.Decompress) ElseIf algo = "Deflate" Then zipStream = New DeflateStream(ms, CompressionMode.Decompress, True) End If '---用來(lái)存儲(chǔ)解壓的數(shù)據(jù)--- Dim dc_data() As Byte '---解壓的數(shù)據(jù)存儲(chǔ)于zipStream中; '把它們提取到一個(gè)字節(jié)數(shù)組中--- dc_data...
www.dbjr.com.cn/article/12...htm 2025-5-21
c#使用Socket發(fā)送HTTP/HTTPS請(qǐng)求的實(shí)現(xiàn)代碼_C#教程_腳本之家
public static String unGzip(byte[] data, int len, Encoding encoding) { String str = ""; MemoryStream ms = new MemoryStream(data, 0, len); GZipStream gs = new GZipStream(ms, CompressionMode.Decompress); MemoryStream outbuf = new MemoryStream(); byte[] block = new byte[1024]; try ...
www.dbjr.com.cn/article/1230...htm 2025-6-11
mvc開(kāi)啟gzip壓縮示例分享_C#教程_腳本之家
//判斷IIS或者其他承載設(shè)備是是否啟用了GZip或DeflateStream if (Response.Filter is GZipStream || Response.Filter is DeflateStream) return; //開(kāi)始進(jìn)入壓縮環(huán)節(jié) string AcceptEncoding = filterContext.HttpContext.Request.Headers["Accept-Encoding"]; if (!string.IsNullOrEmpty(AcceptEncoding) && (AcceptEncoding....
www.dbjr.com.cn/article/480...htm 2025-5-27
Asp.net使用HttpModule壓縮并刪除空白Html請(qǐng)求的實(shí)現(xiàn)代碼_實(shí)用技巧_腳本...
段,空行,注釋等以使得HTML文檔的尺寸變得更小. 讓我們先來(lái)實(shí)現(xiàn)壓縮與刪除空白類, 繼承自Stream類: 復(fù)制代碼代碼如下: /// /// CompressWhitespaceFilter /// public class CompressWhitespaceFilter : Stream { private GZipStream _contentGZipStream; private DeflateStream ...
www.dbjr.com.cn/article/288...htm 2025-5-25
.NET 2.0 的壓縮功能代碼_實(shí)用技巧_腳本之家
GZipStream zipStream = null; try { fs = new FileStream(srcFilename, FileMode.Open, FileAccess.Read); byte[] buffer = new byte[fs.Length]; fs.Read(buffer, 0, buffer.Length); fs.Close(); if (!File.Exists(zipFileName)) { output = File.Create(zipFileName); ...
www.dbjr.com.cn/article/94...htm 2025-6-3
asp.net C#實(shí)現(xiàn)解壓縮文件的方法_實(shí)用技巧_腳本之家
FileStream sourceStream = null; FileStream destinationStream = null; GZipStream decompressedStream = null; byte[] quartetBuffer = null; try { // Read in the compressed source stream sourceStream = new FileStream ( sourceFile, FileMode.Open ); ...
www.dbjr.com.cn/article/569...htm 2025-6-6
Node.js 中的流Stream模塊簡(jiǎn)介及如何使用流進(jìn)行數(shù)據(jù)處理_node.js_腳本...
const outStream = fs.createWriteStream('uncompressed.txt'); // 通過(guò)管道處理流 gzipStream.pipe(unzip).pipe(outStream); 3. 合理化的使用建議 使用流處理大文件 當(dāng)處理超大文件時(shí),避免將整個(gè)文件加載到內(nèi)存,而是使用流分塊處理。 示例:從大型 CSV 文件中提取數(shù)據(jù) ...
www.dbjr.com.cn/javascript/336857y...htm 2025-6-7